Gestra PRS 8-F cycling timer

Description

Electronic unit for the generation of periodic pulses to initiate a blowdown cycle via the GESTRA rapid-action intermittent blowdown valve type MPA 46 or 47, i.e. automation of intermittent boiler blowdown. Equipment for steam boilers to TRD 401, section 6.4. The programme-controlled blowdown system consists of an electronic cycling timer, a three-way solenoid valve and a strainer. The equipment meets the German regulations for use in steam-boiler plants operating without constant supervision or with limited supervision (TRD 602 and TRD 604, sheet 1).